Tips for Growing a Rooftop Garden

Tips for Growing a Rooftop Garden No green space? No problem! Learn how this Chicago gardener created a beautiful rooftop garden in the city. Smart tips for a successful rooftop garden

In order to get room for a garden, Bethany Bey took over the roof of her zone 5 Illinois home. She added a comfy seating area to the 18-foot-long-by-19-foot-wide deck along with seven 3-foot-tall wooden raised beds around the perimeter and 50 containers and grow bags of assorted sizes. Now Bethany has plenty of room for growing plants! This beautiful rooftop garden earned her an honorable mention in the 2024 Container Challenge. Here’s what she does to create a lush rooftop container garden:

Bethany tried using single drip emitters with everything at first but found that she needed so many, the water pressure decreased and didn’t reach all the plants in larger pots. Her solution is to use drip emitters for single plants in small pots and sprinkler emitters for larger containers.

Wind is a problem on the roof, so plants that might not need staking in the border do need help staying upright in this garden. Bethany’s sunflowers (Helianthus annuus), dahlias (Dahlia hybrids) and zinnias (Zinnia hybrids) all get stakes early in the season. In addition, she looks for dwarf varieties that will have a similar look without the need for extra support.

What looks like a border across from the seating area is actually a group of 10 containers that hide the air conditioner. Over the years Bethany has learned to arrange them more purposefully instead of just setting them here and there. Now when she puts this border together